• The flushable water purification straw uses a hollow fiber ultrafiltration membrane filter element with a filtration accuracy of 0.01 micron, which can intercept 99.99% of E. coli, and an additional carbon fiber filter layer improves the taste of the water
• It is suitable for filtering natural fresh water such as river water, rainwater, and well water. The filtered water can be drank directly
• The total filtered water it provides is about 1000-2000L (varies depending on the water quality)
• It can be used when traveling, playing sports, hiking, camping water filter, engaging in outdoor work, during a natural disaster, for emergencies

Specification:

• Product size: 170*33mm
• Applicable water source: fresh water without chemical pollution (category 1-3 surface water)